You can do partial of the attach element through the Accounts Administration follow the below steps, this will turn on the scan function:
From the Main Menu go to the Accounts Administration.
Go to the SYSTEM SETTINGS tab.
Accounts Scanning tab.
select UPDATE and tick the box Enable Accounts Scanning(Purchase Invoices etc).
click SAVE.
If you require the Attach function enabling too not just to be able to scan then please ask a question in the MyAccess Portal Digital Assistant and ask to "Speak to a human" to be put through directly to our support team.